What’s Vulnerable › Vulnerabilities

CVE-2016-7957

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-04-12 · updated 2026-06-17
• Weakness: CWE-20

Description

In Wireshark 2.2.0, the Bluetooth L2CAP dissector could crash, triggered by packet injection or a malformed capture file. This was addressed in epan/dissectors/packet-btl2cap.c by avoiding use of a seven-byte memcmp for potentially shorter strings.

Affected products

• Wireshark Foundation Wireshark: 2.2.0

References

• http://www.securityfocus.com/bid/97597
• https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=12825
• https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=355b56b1c6c545072ac0c1225730b526c6749f0a
• https://www.wireshark.org/security/wnpa-sec-2016-56.html
• http://www.securityfocus.com/bid/97597
• https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=12825
• https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=355b56b1c6c545072ac0c1225730b526c6749f0a
• https://www.wireshark.org/security/wnpa-sec-2016-56.html

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